Report Upon the Determination of the Astronomical Coordinates of the Primary Stations at Cheyenne, Wyoming Territory, and Colorado Springs, Colorado Territory, Made During the Years 1872 and 1873, Geographical and Geological Explorations and Surveys West of the One Hundredth MeridianU.S. Government Printing Office, 1874 - 82 pages |
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Page 8
... chronometer after the mean of the wires is cor- rected for rate and level . 4T adopted mean error of chronometer . & T = 4T。— 4T . 4Terror of the chronometer . v difference between mean final correction of chronometer and 4T ...
... chronometer after the mean of the wires is cor- rected for rate and level . 4T adopted mean error of chronometer . & T = 4T。— 4T . 4Terror of the chronometer . v difference between mean final correction of chronometer and 4T ...
Page 28
... corrections and the rate of the chronometers used at Cheyenne and Salt Lake City : CHEYENNE . - NEGUS 1499 . Date . Local sidereal hour . Correction of chronometer . Rate per hour . 1872 . October 5 h . 22.50 h . m . S. --- I 52 55.725 ...
... corrections and the rate of the chronometers used at Cheyenne and Salt Lake City : CHEYENNE . - NEGUS 1499 . Date . Local sidereal hour . Correction of chronometer . Rate per hour . 1872 . October 5 h . 22.50 h . m . S. --- I 52 55.725 ...
Page 65
... corrections of the chronometer , the following table shows the corrections and the adopted rates of the chronometers used at Colorado Springs and Salt Lake City : 9 NEGUS 1491 . Local sidereal Date . Correction of chronometer . hour ...
... corrections of the chronometer , the following table shows the corrections and the adopted rates of the chronometers used at Colorado Springs and Salt Lake City : 9 NEGUS 1491 . Local sidereal Date . Correction of chronometer . hour ...
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Common terms and phrases
¹ Lyræ 12-Year Cat 24h local sidereal 30 late 30m local sidereal 50 Draconis 61 Cygni 9 Draconis Aquarii August bB aA cC Capricorni Cassiopeiæ Ceti Cheyenne chron chronograph chronom circuit Clamp Cloudy all day Colo Colorado Springs chronometer COLORADO TERRITORY Computations for Latitude Correction of chronometer Delphini eter final result Groom Groombridge 3241 Groombridge 4163 Half-sum of dec instrument July 28 July 30 Latitude of Cheyenne LATITUDE-OBSERVATIONS-Continued Level linations longitude Mean at 24h Mean for 19h Meridian Micrometer Name of Star nights Normal Equations Number Half-sum O.II Observations for Latitude.-Station October 14 October 18 pairs of stars Pegasi personal equation probable error REDUCTION Right Ascension Salt Lake chron SALT LAKE CITY SALT LAKE OBSERVATORY Springs chron SURVEYS WEST TABLES OF TIME-REDUCTIONS Tabulation of Stars TIME-REDUCTIONS AT RECEIVING-STATION-Continued UNIFORM TABLES Ursa Minoris UTAH TERRITORY wires Wyoming Territory ΔΤ ΙΟ Ο.ΟΙ